feat: add messaging R2 polling producer

2026-07-31 23:48:43 +09:00
parent b3add0162d
commit e5af291269
93 changed files with 19617 additions and 139 deletions
@@ -23,6 +23,9 @@ envelope shape, metric cardinality bounds, tracing seam, domain-context propagat
  `tracing/SpanErrorRecorder`) — W3C `traceparent` value type, baggage allowlist,
  and the span-error-recording seam (feature-distributed-tracing-contract; the OTel
  tracer runtime is a fork-activated seam, so these stay Java-stdlib-only).
+- Generic messaging envelope schema resources under `contracts/messaging/envelope/`.
+  They own transport-neutral envelope metadata only; feature payload schemas remain in their
+  feature-owner modules. Resource presence is not runtime discovery or registration.

 ## Allowed
 - Java standard library ONLY. No Spring, no Jackson, no JPA imports.
@@ -30,6 +33,8 @@ envelope shape, metric cardinality bounds, tracing seam, domain-context propagat
 ## Forbidden
 - business/domain concept (domain error codes belong in the consuming module).
 - framework imports (HTTP status is expressed as transport-neutral `int`; the web module maps it).
+- claiming Draft 2020-12 validator compatibility before the messaging adapter's Task 6 validator
+  qualification exists.

 ## Test
 ```bash